/*
 * Copyright 2005 Red Hat, Inc. and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.drools.core.reteoo;

import org.drools.core.common.InternalFactHandle;
import org.drools.core.common.InternalWorkingMemory;
import org.drools.core.spi.PropagationContext;

/**
 * Receiver of propagated <code>FactHandleImpl</code>s from a
 * <code>ObjectSource</code>.
 * 
 * @see ObjectSource
 */
public interface ObjectSink
    extends
    Sink {

    void assertObject(InternalFactHandle factHandle,
                      PropagationContext propagationContext,
                      InternalWorkingMemory workingMemory);

    void modifyObject(InternalFactHandle factHandle,
                      ModifyPreviousTuples modifyPreviousTuples,
                      PropagationContext context,
                      InternalWorkingMemory workingMemory);
    
    void byPassModifyToBetaNode (InternalFactHandle factHandle,
                                 ModifyPreviousTuples modifyPreviousTuples,
                                 PropagationContext context,
                                 InternalWorkingMemory workingMemory);
}
